Prince Harry is scheduled to travel home to the U.K. before the end of the year to meet with Queen Elizabeth II — perhaps without Meghan Markle in tow.“Frogmore Cottage has been prepped for Harry’s holiday arrival in December,” a source tells Us Weekly.Despite the 36-year-old Duke of Cambridge’s imminent departure from his new California home, Meghan, 39, is not certain she wants to meet up with the in-laws she left behind.